Summary

createMock is not working with new in initializers

Current behavior

Tests fail with an incomprehensible error:

PHP Fatal error: Constant expression contains invalid operations in /var/www/html/app/vendor/phpunit/phpunit/src/Framework/MockObject/MockClass.php(51) : eval()'d code on line 9

How to reproduce

class MyClass {
    public static function create(Example $example = new Example()) {
    // ...
    }
}

    // ...

    public function testSome(): void
    {
        $this->createMock(MyClass::class); // <--- PHP Fatal error
    }

    / ...

Expected behavior

Mock is created successfully.